joannerenteria joannerenteria

31-07-2020
Mathematics

contestada

The height of an object dropped from the top of a 144 foot- building is given by h(t)= -16 square +144. How long will it take the object to hit the ground?

Respuesta :

valerieulbrich valerieulbrich

31-07-2020

Answer:

3 seconds

Step-by-step explanation:

0 = -16x² + 144

-144 = -16x²

9 = x²

3 = x

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